River frowned at Jan, not liking that she couldn't see her. She half reached out to touch where she thought Jan was, and then changed her mind. Jan probably wouldn't like that. She harrumphed a bit before turning attention back to John.

"You and what army?" she scoffed a bit, before she snorted, looking away to calm her thoughts before she turned back to regard John. Her expression softened, and became one of curiosity. Her eyes drifted down to his lighter, and then back up to his face.

"Sad grass becomes happy..." she murmured softly. "Catalysed the reaction to cause the change and was not happy with the results? Wished to be separated?" she frowned, rolling her eyes at herself. "Obviously not. But catalyst did not cause the separat... metaphor is faulty," she scowled. "Full of holes and errors and..." She took a deep breath, and exhaled it slowly.

"River," she murmured to John. "I am River."

It was a sign of trust, and good faith. She would not have said her name if she had not started to change her opinion about him.